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1450813 = 713107149
BaseRepresentation
bin101100010001100111101
32201201010211
411202030331
5332411223
651032421
715221530
oct5421475
92651124
101450813
11901021
1259b711
133ba490
1429aa17
151d9d0d
hex16233d

1450813 has 16 divisors (see below), whose sum is σ = 1814400. Its totient is φ = 1129536.

The previous prime is 1450759. The next prime is 1450819. The reversal of 1450813 is 3180541.

It is a cyclic number.

It is not a de Polignac number, because 1450813 - 213 = 1442621 is a prime.

1450813 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1450819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9663 + ... + 9811.

It is an arithmetic number, because the mean of its divisors is an integer number (113400).

21450813 is an apocalyptic number.

1450813 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1450813 is a deficient number, since it is larger than the sum of its proper divisors (363587).

1450813 is a wasteful number, since it uses less digits than its factorization.

1450813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1450813 is about 1204.4969904487. The cubic root of 1450813 is about 113.2062695525.

The spelling of 1450813 in words is "one million, four hundred fifty thousand, eight hundred thirteen".

Divisors: 1 7 13 91 107 149 749 1043 1391 1937 9737 13559 15943 111601 207259 1450813